math/prim_2fun_2hypergeometric__1_f0_8hpp_source.html

#ifndef STAN_MATH_PRIM_FUN_HYPERGEOMETRIC_1F0_HPP

#define STAN_MATH_PRIM_FUN_HYPERGEOMETRIC_1F0_HPP


#include <stan/math/prim/meta.hpp>

#include <stan/math/prim/err/check_less.hpp>

#include <stan/math/prim/fun/boost_policy.hpp>

#include <boost/math/special_functions/hypergeometric_1F0.hpp>

#include <cmath>


namespace stan {

namespace math {


template <typename Ta, typename Tz, require_all_arithmetic_t<Ta, Tz>* = nullptr>

return_type_t<Ta, Tz> hypergeometric_1f0(const Ta& a, const Tz& z) {

  constexpr const char* function = "hypergeometric_1f0";

  check_less("hypergeometric_1f0", "abs(z)", std::fabs(z), 1.0);


  return boost::math::hypergeometric_1F0(a, z, boost_policy_t<>());

}


}  // namespace math

}  // namespace stan

#endif

boost_policy.hpp

check_less.hpp

stan::return_type_t
typename return_type< Ts... >::type return_type_t
Convenience type for the return type of the specified template parameters.
Definition return_type.hpp:218

stan::math::hypergeometric_1f0
FvarT hypergeometric_1f0(const Ta &a, const Tz &z)
Returns the Hypergeometric 1F0 function applied to the input arguments: .
Definition hypergeometric_1F0.hpp:31

stan::math::boost_policy_t
boost::math::policies::policy< boost::math::policies::overflow_error< boost::math::policies::errno_on_error >, boost::math::policies::pole_error< boost::math::policies::errno_on_error >, boost::math::policies::promote_double< false >, boost::math::policies::digits2< B > > boost_policy_t
Boost policy that overrides the defaults to match the built-in C++ standard library functions.
Definition boost_policy.hpp:30

stan::math::check_less
void check_less(const char *function, const char *name, const T_y &y, const T_high &high, Idxs... idxs)
Throw an exception if y is not strictly less than high.
Definition check_less.hpp:35

stan
The lgamma implementation in stan-math is based on either the reentrant safe lgamma_r implementation ...
Definition fvar.hpp:9

meta.hpp